Roach

Followed for 66 days, from April 2014 to June 2014, across 49 recorded positions.

It ranged between 51°N and 51°N, never leaving the northern hemisphere.

Remarkably, it stayed inside a narrow thermal band the whole time, between 9°C and 13°C.

It averaged 2.6 km a day, every day, across the whole tracking period.

It finished within 13 km of where it started, a round trip closed almost exactly.